Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index -1.14
Milk (kg) 4.00 -0.014 -0.06
Fat (kg) 3.63 -0.375 -1.36
Prot (kg) -0.63 -0.441 0.28
Fertility Sub Index 5.19
Calving Interval (days) -2.62 -1.459 3.82
Survival (%) 1.22 1.117 1.36
Calving Sub Index 0.48
Gestation Length (days) -0.52 -0.919 0.48
Beef Sub Index 0.14
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 5.41 -0.432 -2.34
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 6.63

* Based on an €80/tonne carbon price